/*
 * Copyright 2015-2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.rsocket.aeron;

import io.aeron.driver.MediaDriver;
import io.aeron.driver.ThreadingMode;
import java.util.concurrent.TimeUnit;
import org.agrona.concurrent.SleepingIdleStrategy;

public class MediaDriverHolder {
  private static final MediaDriverHolder INSTANCE = new MediaDriverHolder();

  static {
    final io.aeron.driver.MediaDriver.Context ctx =
        new io.aeron.driver.MediaDriver.Context()
            .threadingMode(ThreadingMode.SHARED)
            .dirDeleteOnStart(true)
            .conductorIdleStrategy(new SleepingIdleStrategy(TimeUnit.MILLISECONDS.toNanos(1)))
            .receiverIdleStrategy(new SleepingIdleStrategy(TimeUnit.MILLISECONDS.toNanos(1)))
            .senderIdleStrategy(new SleepingIdleStrategy(TimeUnit.MILLISECONDS.toNanos(1)));

    ctx.driverTimeoutMs(TimeUnit.MINUTES.toMillis(10));
    MediaDriver.launch(ctx);
  }

  private MediaDriverHolder() {}

  public static MediaDriverHolder getInstance() {
    return INSTANCE;
  }
}
